λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[s:(rat).set].λ[x0:rat].λ[i:{(s).(x0)}.in].λ[y0:rat].λ[n:({(s).(y0)}.in).not]}.<(s).cutprop1>.{({(n).(y0).(λ[x:rat].{(s).(x)}.in).(rat)}.th1).({(i).(x0).(s).(rat)}.nonemptyi).((s).cutprop1b).((s).cutprop1a)}.andi Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100
![[Spacer]](http://helm.cs.unibo.it/lambdadelta/images/rainbow.png "\lambda\delta rainbow rule")
![[Generated from XML via XSL]](http://helm.cs.unibo.it/lambdadelta/images/xml_xsl2.png "Generated from XML via XSL")
![[PNG used here]](http://helm.cs.unibo.it/lambdadelta/images/PNGnow2.png "PNG used here")
![[Viewable with any browser]](http://www.anybrowser.org/campaign/bvgraphics/abtfile.png "Viewable with any browser")